An in-vehicle ventilation quantity acquisition method, a control method and an acquisition system relate to the technical field of vehicle ventilation, and the in-vehicle ventilation quantity acquisition method comprises the following steps: acquiring physiological characteristics of in-vehicle personnel and in-vehicle environmental parameters, and acquiring in-vehicle carbon dioxide source intensity according to the physiological characteristics of the in-vehicle personnel and the in-vehicle environmental parameters; and on the basis of a concentration conservation equation of carbon dioxide in the vehicle, the ventilation quantity in the vehicle is obtained according to the intensity of the carbon dioxide source in the vehicle and the vehicle parameters. According to the method, the influence of different persons and different environmental parameters on the carbon dioxide release condition of the human body and the influence of carbon dioxide release of the persons in the vehicle on the carbon dioxide concentration in the vehicle are fully considered, and the carbon dioxide release condition of the persons in the vehicle is estimated in combination with the physiological characteristics of the persons in the vehicle and the environmental parameters in the vehicle; therefore, the in-vehicle ventilation quantity with higher accuracy is obtained, the acquisition accuracy of the in-vehicle ventilation quantity is effectively improved, and the technical problem that an existing measurement method is not suitable for in-vehicle ventilation quantity measurement is solved.
一种车内通风量获取方法、控制方法及获取系统,涉及车辆通风技术领域,该车内通风量获取方法包括步骤:获取车内人员的生理特征以及车内环境参数,并根据所述车内人员的生理特征和车内环境参数获取车内二氧化碳源强度;基于车内二氧化碳的浓度守恒方程,根据所述车内二氧化碳源强度和车辆参数,获取车内通风量。本申请充分考虑了不同人员以及不同环境参数对人体二氧化碳释放情况的影响,以及车内人员二氧化碳释放对车内二氧化碳浓度的影响,并结合车内人员的生理特征和车内环境参数对车内人员二氧化碳释放情况进行估算,进而得到准确度更高的车内通风量,有效提高车内通风量的获取准确度,解决现有测定方法不适用于车内通风量测量的技术问题。
In-vehicle ventilation quantity acquisition method, control method and acquisition system
一种车内通风量获取方法、控制方法及获取系统
2024-06-11
Patent
Electronic Resource
Chinese
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